OCG has an extensive range of equipment for ventilation quantity and pressure surveys. This includes:

  • Paroscientific 760 Digiquartz Pressure Standard Digital Barometers
  • Druck DPI 705 IS Digital Manometer
  • Comark C9501IS Digital Manometer
  • Lambrecht 761 Psychrometer
  • Lambrecht 1405 Vane Anemometers
  • Pitot Tubes